Oscillating blade



FIG. 1 is a perspective view of an oscillating blade in accordance with the present invention;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a back elevation view thereof;

FIG. 4 is a side elevation view thereof;

FIG. 5 is an opposite side elevation view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a top view thereof. 

CLAIM The ornamental design for an oscillating blade, as shown and described. 